CN219056480U

CN219056480U - Scooter

Info

Publication number: CN219056480U
Application number: CN202223162664.7U
Authority: CN
Inventors: 吴成国; 陈俊
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-05-23
Anticipated expiration: 2032-11-28

Abstract

The utility model discloses a scooter, which comprises a chassis extending along the front-back direction, a front wheel assembly rotatably arranged at the front part of the chassis around a first shaft, a rear wheel assembly rotatably arranged at the rear part of the chassis around a second shaft, wherein the first shaft extends along the vertical direction, the second shaft extends obliquely upwards or downwards from front to back, and the scooter also comprises a steering rod connected between the front wheel assembly and the rear wheel assembly and used for driving the front wheel assembly to synchronously steer when the rear wheel assembly steers. When the scooter turns, the body of a child can be inclined, so that the rear wheel assembly can rotate around the second shaft relative to the underframe to realize the turning of the rear wheel assembly. When the rear wheel assembly turns, the front wheel assembly is pulled by the steering rod to synchronously rotate around the first shaft relative to the underframe, so that the steering of the front wheel assembly is realized. Like this, when scooter turns to, front wheel subassembly and rear wheel subassembly turn to simultaneously for scooter's turning radius is less, even also can realize scooter's steering operation in less place, makes things convenient for scooter's use.

Description

Scooter

Technical Field

The utility model relates to the technical field of children supplies, in particular to a scooter.

Background

Scooter is a common amusement toy for children. Scooters generally comprise a standing board on which a child stands, a front wheel assembly provided at a bottom front portion of the standing board, and a rear wheel assembly provided at a bottom rear portion of the standing board. Among the prior art, some scooter is driven the scooter to turn to through rotating the direction control pole, and some scooter accessible makes the health slope realize turning to in addition. But all have the big problem of turning radius when turning to scooter among the prior art to need great place when making scooter use, inconvenient use.

Disclosure of Invention

The utility model aims to provide a scooter with smaller turning radius aiming at the defects in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the scooter comprises a chassis extending along the front-rear direction, a front wheel assembly arranged at the front part of the chassis in a rotating mode around a first shaft, a rear wheel assembly arranged at the rear part of the chassis in a rotating mode around a second shaft, the first shaft extends along the vertical direction, the second shaft extends obliquely upwards or downwards from front to rear, and a steering rod connected between the front wheel assembly and the rear wheel assembly and used for driving the front wheel assembly to synchronously steer when the rear wheel assembly steers.

Preferably, the front portion of the steering rod is rotatably connected to the front wheel assembly through a third shaft, and the rear portion of the steering rod is rotatably connected to the rear wheel assembly through a fourth shaft.

Further, the scooter has a center plane, the axes of the first shaft and the second shaft are both located in the center plane, and the third shaft and the fourth shaft are located on different sides of the left side and the right side of the center plane.

Further, the third shaft and the fourth shaft each extend in the up-down direction.

Further, the front wheel assembly comprises a wheel fork and a front wheel rotatably arranged on the wheel fork, the wheel fork is rotatably arranged at the front part of the underframe through the first shaft, a first connecting piece is fixedly arranged at the left side or the right side of the wheel fork, and the front part of the steering rod is rotatably connected with the first connecting piece through the third shaft.

Further, the rear wheel assembly comprises a rear wheel shaft extending in the left-right direction, the rear wheel shaft is rotatably arranged at the rear part of the underframe around the second shaft, a second connecting piece is fixedly arranged at the left side part or the right side part of the rear wheel shaft, and the rear part of the steering rod is rotatably connected with the second connecting piece through the fourth shaft.

Preferably, the scooter further comprises a bracket assembly arranged above the underframe for standing, the front part of the bracket assembly is rotationally connected with the underframe through a fifth shaft, the rear part of the bracket assembly is fixedly connected with the rear wheel assembly, and the fifth shaft extends along the front-rear direction.

Preferably, the front wheel assembly comprises a front wheel and the rear wheel assembly comprises a rear wheel, and the scooter further comprises a driving motor for driving the front wheel and/or the rear wheel to rotate so as to enable the scooter to travel, wherein the driving motor is arranged on the front wheel and/or the rear wheel.

Preferably, the scooter further comprises a grab bar for being used for being held, the lower part of the grab bar is fixedly arranged on the underframe, and the grab bar is positioned on the left side or the right side of the underframe.

Further, the front wheel assembly comprises a front wheel, the rear wheel assembly comprises a rear wheel, the scooter further comprises a driving motor for driving the front wheel and/or the rear wheel to rotate so that the scooter can travel, a button for controlling the driving motor to start and stop is further arranged on the upper portion of the grab rail, and the button is electrically connected with the driving motor.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: when the scooter is turned, the body of a child can be inclined, so that the rear wheel assembly can rotate around the second shaft relative to the underframe to realize the turning of the rear wheel assembly. When the rear wheel assembly turns, the front wheel assembly is pulled by the steering rod to synchronously rotate around the first shaft relative to the underframe, so that the steering of the front wheel assembly is realized. Like this, when scooter turns to, front wheel subassembly and rear wheel subassembly turn to simultaneously for scooter's turning radius is less, even also can realize scooter's steering operation in less place, makes things convenient for scooter's use.

Drawings

Fig. 1 is a schematic perspective view of a scooter of the present embodiment;

fig. 2 is a schematic front view of the scooter of the present embodiment;

FIG. 3 is a schematic side view of the scooter of the present embodiment;

FIG. 4 is a schematic cross-sectional view of the scooter of the present embodiment;

FIG. 5 is a schematic top view of the scooter of the present embodiment when moving straight;

fig. 6 is a schematic top view of the scooter of the present embodiment when turning.

Wherein: 1. a chassis; 2. a bracket assembly; 3. a front wheel assembly; 31. a fork; 311. a first connector; 32. a front wheel; 4. a rear wheel assembly; 41. a rear axle; 411. a base; 412. a second connector; 42. a rear wheel; 51. a first shaft; 52. a second shaft; 53. a third shaft; 54. a fourth shaft; 55. a fifth shaft; 6. a steering lever; 7. a grab rail; 71. a main body portion; 72. a handrail part; 8. a button.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

In the following description, the directions of "front", "rear", "left", "right", "up", "down", etc. are referred to as "front" in the left direction in the drawing, "rear" in the right direction, the upper direction is "up", the lower direction is "down", and the directions perpendicular to the paper surface in the drawing are "left" and "right", respectively, according to fig. 3. The above directional definitions are merely provided to facilitate the description of the utility model and to simplify the description and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operate in a particular orientation and are not to be construed as limiting the utility model.

As shown in fig. 1 to 6, the scooter of the present utility model comprises a chassis 1, a bracket assembly 2, a front wheel assembly 3 and a rear wheel assembly 4.

The chassis 1 extends in the front-rear direction, the front wheel assembly 3 is rotatably provided at the front of the chassis 1 about a first axis 51, and the rear wheel assembly 4 is rotatably provided at the rear of the chassis 1 about a second axis 52. The first shaft 51 extends in a vertical direction, and the second shaft 52 extends obliquely in a front-rear direction, which may extend obliquely downward from front to rear, as shown in fig. 4. Or may extend obliquely upward from front to back.

The front wheel assembly 3 includes a fork 31 and a front wheel 32, and the front wheel 32 is rotatably provided on the fork 31. The fork 31 is rotatably provided at the front of the chassis 1 by a first shaft 51. In the present embodiment, the first shaft 51 is fixedly provided on the fork 31, and the first shaft 51 is provided rotatably about its own axis with respect to the chassis 1, as shown in fig. 4.

The rear wheel assembly 4 includes a rear wheel shaft 41 and rear wheels 42, the rear wheel shaft 41 extending in the left-right direction, the rear wheels 42 being provided rotatably at left and right end portions of the rear wheel shaft 41, respectively. The rear wheel axle 41 is rotatably provided at the rear of the chassis 1 by a second shaft 52. In this embodiment, the rear axle 41 is fixedly provided with a seat 411, the seat 411 is sleeved outside the second axle 52 and is rotatably provided around the second axle 52, and the second axle 52 is fixedly provided at the rear of the chassis 1, as shown in fig. 4.

The stand assembly 2 is intended for standing a child and is arranged above the chassis 1. The front part of the bracket assembly 2 is rotatably connected with the chassis 1 through a fifth shaft 45, the rear part of the bracket assembly 2 is fixedly connected with the seat 411, and the fifth shaft 45 horizontally extends in the front-rear direction.

Thus, when a child stands on the bracket assembly 2, and the body of the child leans to the left side or the right side of the scooter, the bracket assembly 2 rotates around the fifth shaft 45 relative to the chassis 1, so that the bracket assembly 2 drives the rear wheel assembly 4 to integrally rotate around the second shaft 52 relative to the chassis 1, and the rear wheel assembly 4 can be turned, and the scooter can be turned.

The scooter further comprises a steering rod 6, the steering rod 6 being connected between the front wheel assembly 3 and the rear wheel assembly 4. When the rear wheel assembly 4 turns, the front wheel assembly 3 is pulled to synchronously turn by the steering rod 6, so that the front wheel assembly 3 and the rear wheel assembly 4 can synchronously turn, the turning radius of the scooter when turning is reduced, the scooter can be conveniently turned, and the scooter can be realized even in a relatively small place.

The steering lever 6 extends in the front-rear direction, the front end portion of the steering lever 6 is rotatably connected to the front wheel assembly 3 via a third shaft 53, and the rear end portion of the steering lever 6 is rotatably connected to the rear wheel assembly 4 via a fourth shaft 54.

The scooter has a central plane A in which the axis of the first shaft 51 and the axis of the second shaft 52 are located. The third axle 53 and the fourth axle 54 are located on different sides of the center plane a, respectively, i.e. the front wheel assembly 3 and the rear wheel assembly 4 are rotated in opposite directions relative to the center plane a when the scooter is turned left or right.

Specifically, the right side of the fork 31 is fixedly provided with a first connecting member 311, and the front portion of the steering rod 6 is rotatably connected to the first connecting member 311 through a third shaft 53. The left side portion of the rear wheel shaft 41 is fixedly provided with a second link 412, and the rear portion of the steering rod 6 is rotatably connected to the second link 412 through a fourth shaft 54, as shown in fig. 5 and 6.

Conversely, the first link 311 may be provided on the left side of the fork 31, the second link 412 may be provided on the right side of the rear wheel axle 41, and the front and rear end portions of the steering rod 6 may be rotatably connected to the first link 311 and the second link 412, respectively.

The third shaft 53 and the fourth shaft 54 each extend in the up-down direction. In this embodiment, the third shaft 53 and the fourth shaft 54 are integrally provided with the steering rod 6, so that the scooter is simple in structure and convenient to assemble. The third shaft 53 extends upward from the front end of the steering rod 6, and the fourth shaft 54 extends downward from the rear end of the steering rod 6.

The scooter further includes a driving motor that may be disposed on the front wheel 32 to drive the front wheel 32 to rotate, i.e., the front wheel 32 is a driving wheel and the rear wheel 42 is a driven wheel. The driving motor may also be disposed on the rear wheel 42 to drive the rear wheel 42 to rotate, i.e. the rear wheel 42 is a driving wheel and the front wheel is a driven wheel. The drive motors may also be provided on both the front wheel 32 and the rear wheel 42. In the present embodiment, the drive motor is provided on the front wheel 32.

The scooter further comprises a grab bar 7 for being walked by, the grab bar 7 being located on the left or right side of the chassis 1, which is typically arranged on the right side of the chassis 1. The grab rail 7 includes a main body portion 71 extending in the up-down direction and a grab rail portion 72 extending forward or backward from an upper end portion of the main body portion 71, and a lower portion of the main body portion 71 is fixedly provided on the chassis 1.

The handrail part 72 of the handrail rod 7 is provided with a button 8, the button 8 is electrically connected with the driving motor, and the driving motor can be controlled to start and stop by pressing the button 8, so that the scooter can travel or stop traveling.

The working principle of the scooter is as follows:

when the scooter is in use, a person stands on the bracket assembly 2, the body of the person keeps upright, and when the button 8 is pressed, the driving motor is started, and the driving motor drives the front wheel 42 to rotate, so that the scooter moves straight, as shown in fig. 5.

When the scooter needs to turn during running, if the scooter turns right, the body of the child is inclined to the right side of the scooter, the rear wheel assembly 4 is enabled to integrally rotate around the second shaft 52 relative to the chassis 1, the rear wheel 42 on the right side moves forwards and downwards, the rear wheel 42 on the left side moves backwards and upwards, the steering rod 6 moves backwards, and accordingly the front wheel assembly 3 is pulled to rotate right around the first shaft 51, and the scooter can turn right as shown in fig. 6.

When the scooter turns left, the body of the child is inclined to the left side of the scooter, the rear wheel assembly 4 is integrally rotated around the second shaft 52 relative to the chassis 1, the left rear wheel 42 moves forwards and downwards, the right rear wheel 42 moves backwards and upwards, the steering rod 6 moves forwards, the front wheel assembly 3 is pushed to rotate leftwards around the first shaft 51, and the scooter can turn leftwards.

The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims

1. Scooter, including the chassis that extends along fore-and-aft direction, its characterized in that: the scooter further comprises a front wheel assembly which is rotatably arranged at the front part of the underframe around a first shaft and a rear wheel assembly which is rotatably arranged at the rear part of the underframe around a second shaft, wherein the first shaft extends along the vertical direction, the second shaft extends obliquely upwards or downwards from front to back, and the scooter further comprises a steering rod which is connected between the front wheel assembly and the rear wheel assembly and drives the front wheel assembly to synchronously steer when the rear wheel assembly steers.

2. The scooter of claim 1, wherein: the front part of the steering rod is rotationally connected with the front wheel assembly through a third shaft, and the rear part of the steering rod is rotationally connected with the rear wheel assembly through a fourth shaft.

3. The scooter of claim 2, wherein: the scooter is provided with a central plane, the axial lead of the first shaft and the axial lead of the second shaft are both positioned in the central plane, and the third shaft and the fourth shaft are respectively positioned on different sides of the left side and the right side of the central plane.

4. The scooter of claim 2, wherein: the third shaft and the fourth shaft each extend in the up-down direction.

5. The scooter of claim 2, wherein: the front wheel assembly comprises a wheel fork and a front wheel which can be rotatably arranged on the wheel fork, the wheel fork is rotatably arranged at the front part of the underframe through a first shaft, a first connecting piece is fixedly arranged at the left side or the right side of the wheel fork, and the front part of the steering rod is rotatably connected with the first connecting piece through a third shaft.

6. The scooter of claim 2, wherein: the rear wheel assembly comprises a rear wheel shaft extending in the left-right direction, the rear wheel shaft is rotatably arranged at the rear part of the underframe around the second shaft, a second connecting piece is fixedly arranged at the left side part or the right side part of the rear wheel shaft, and the rear part of the steering rod is rotatably connected with the second connecting piece through the fourth shaft.

7. The scooter of claim 1, wherein: the scooter is characterized by further comprising a bracket component arranged above the underframe and used for standing, wherein the front part of the bracket component is rotationally connected with the underframe through a fifth shaft, the rear part of the bracket component is fixedly connected with the rear wheel component, and the fifth shaft extends along the front-rear direction.

8. The scooter of claim 1, wherein: the front wheel assembly comprises a front wheel, the rear wheel assembly comprises a rear wheel, the scooter further comprises a driving motor for driving the front wheel and/or the rear wheel to rotate so that the scooter can travel, and the driving motor is arranged on the front wheel and/or the rear wheel.

9. The scooter of claim 1, wherein: the scooter further comprises a grab bar for being used for carrying, the lower part of the grab bar is fixedly arranged on the underframe, and the grab bar is positioned on the left side or the right side of the underframe.

10. The scooter of claim 9, wherein: the scooter comprises a scooter body and is characterized in that the scooter body comprises a scooter body, a scooter handle bar and a scooter handle, the scooter body is characterized in that the scooter body comprises a scooter body, the scooter body comprises a front wheel, a rear wheel and a rear wheel, the scooter body comprises a front wheel and a rear wheel, the front wheel and/or the rear wheel are/is rotatably driven by a driving motor for enabling the scooter to advance, a button for controlling the driving motor to start and stop is further arranged on the upper portion of the handle bar, and the button is electrically connected with the driving motor.